sitemap 多语言支持

Author: neveler

404.en.md

@@ -1,5 +1,6 @@
 ---
 layout: splash
+sitemap: false
 ---
 
 <div class="notice--danger">

404.md

@@ -1,5 +1,6 @@
 ---
 layout: splash
+sitemap: false
 ---
 
 <div class="notice--danger">

404.zh-TW.md renamed to 404.zh-Hant.md

@@ -1,5 +1,6 @@
 ---
 layout: splash
+sitemap: false
 ---
 
 <div class="notice--danger" id="not-found-content">

_config.yml

@@ -123,10 +123,6 @@ defaults:
       path: assets
     values:
       i18n: false
-  - scope:
-      path: robots.txt
-    values:
-      i18n: false
 
 # liquid:
 #   error_mode: warn

_layouts/robots.txt

@@ -0,0 +1 @@
+Sitemap: {{ "sitemap.xml" | absolute_url }}

_layouts/sitemap.xml

@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="UTF-8"?>
+{% if page.xsl %}
+  <?xml-stylesheet type="text/xsl" href="{{ "/sitemap.xsl" | absolute_url }}"?>
+{% endif %}
+<urlset xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.sitemaps.org/schemas/sitemap/0.9 http://www.sitemaps.org/schemas/sitemap/0.9/sitemap.xsd" xmlns="http://www.sitemaps.org/schemas/sitemap/0.9" xmlns:xhtml="http://www.w3.org/1999/xhtml">
+  {% assign collections = site.collections | where_exp:'collection','collection.output != false' %}
+  {% for collection in collections %}
+    {%- assign locale = page.locale | default: site.locale | default: "en" %}
+    {% assign docs = collection.docs | where: "locale", locale | where_exp:'doc','doc.sitemap != false' %}
+    {% for doc in docs %}
+      <url>
+        <loc>{{ doc.url | replace:'/index.html','/' | absolute_url | xml_escape }}</loc>
+        {% if doc.last_modified_at or doc.date %}
+          <lastmod>{{ doc.last_modified_at | default: doc.date | date_to_xmlschema }}</lastmod>
+        {% endif %}
+        {% if doc.default.translations %}
+        {% for item in doc.default.translations %}
+          <xhtml:link rel="alternate" hreflang="{{ item[0] }}" href="{{ item[1].url | absolute_url }}"/>
+        {% endfor %}
+        {% endif %}
+        {% if doc.default.fallbacks %}
+        {% for item in doc.default.fallbacks %}
+          <xhtml:link rel="alternate" hreflang="{{ item[0] }}" href="{{ item[1].url | absolute_url }}"/>
+        {% endfor %}
+        {% endif %}
+      </url>
+    {% endfor %}
+  {% endfor %}
+
+  {% assign pages = site.html_pages | where: "locale", locale | where_exp:'doc','doc.sitemap != false' | where_exp:'doc','doc.url != "/404.html"' %}
+  {% for page in pages %}
+    <url>
+      <loc>{{ page.url | replace:'/index.html','/' | absolute_url | xml_escape }}</loc>
+      {% if page.last_modified_at or page.date %}
+        <lastmod>{{ page.last_modified_at | default: page.date | date_to_xmlschema }}</lastmod>
+      {% endif %}
+      {% if page.default.translations %}
+      {% for item in page.default.translations %}
+        <xhtml:link rel="alternate" hreflang="{{ item[0] }}" href="{{ item[1].url | absolute_url }}"/>
+      {% endfor %}
+      {% endif %}
+      {% if page.default.fallbacks %}
+      {% for item in page.default.fallbacks %}
+        <xhtml:link rel="alternate" hreflang="{{ item[0] }}" href="{{ item[1].url | absolute_url }}"/>
+      {% endfor %}
+      {% endif %}
+    </url>
+  {% endfor %}
+
+  {% assign static_files = page.static_files | where_exp:'page','page.sitemap != false' | where_exp:'page','page.name != "404.html"' %}
+  {% for file in static_files %}
+    <url>
+      <loc>{{ file.path | replace:'/index.html','/' | absolute_url | xml_escape }}</loc>
+      <lastmod>{{ file.modified_time | date_to_xmlschema }}</lastmod>
+    </url>
+  {% endfor %}
+</urlset>

_plugins/i18n.rb

@@ -6,6 +6,32 @@ def feed_source_path
   end
 end
 
+module Jekyll
+  class JekyllSitemap < Jekyll::Generator
+    def source_path(file = "sitemap.xml")
+      File.expand_path "_layouts/#{file}", @site.config["source"]
+    end
+
+    def sitemap
+      site_map = PageWithoutAFile.new(@site, __dir__, "", "sitemap.xml")
+      site_map.content = File.read(source_path).gsub(MINIFY_REGEX, "")
+      site_map.data["layout"] = nil
+      site_map.data["static_files"] = static_files.map(&:to_liquid)
+      site_map.data["xsl"] = file_exists?("sitemap.xsl")
+      site_map.data["i18n"] = false
+      site_map
+    end
+
+    def robots
+      robots = PageWithoutAFile.new(@site, __dir__, "", "robots.txt")
+      robots.content = File.read(source_path("robots.txt"))
+      robots.data["layout"] = nil
+      robots.data["i18n"] = false
+      robots
+    end
+  end
+end
+
 module I18nFilter
   def i18n(hash, locale, key)
     return nil unless hash.is_a?(Hash) && locale.is_a?(String) && key.is_a?(String)